Complete the sentence by putting a cross (✗) in the box next to your answer - Edexcel - GCSE Physics - Question 4 - 2017 - Paper 1
Question 4
Complete the sentence by putting a cross (✗) in the box next to your answer.
Alpha radiation
A has no charge
B is strongly ionising
C is a wave
D passes through pa... show full transcript
Worked Solution & Example Answer:Complete the sentence by putting a cross (✗) in the box next to your answer - Edexcel - GCSE Physics - Question 4 - 2017 - Paper 1
Step 1
A has no charge
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Answer
This statement is incorrect. Alpha particles consist of 2 protons and 2 neutrons and thus carry a positive charge.
Step 2
B is strongly ionising
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Answer
This is the correct statement. Alpha radiation is indeed strongly ionising due to its mass and charge, which allows it to interact more effectively with matter.
Step 3
C is a wave
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Answer
This statement is incorrect. Alpha radiation is not a wave; it is a particle radiation formed of alpha particles.
Step 4
D passes through paper
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Answer
This statement is incorrect. Alpha particles cannot penetrate paper; they are stopped by it owing to their larger mass and positive charge.
